Math, asked by deathrangeff, 7 days ago

Rationalise the denominator of 1.

 \frac{1}{(2 -  \sqrt{3)} }
 \frac{12}{( \sqrt{3 -  \sqrt{5)} } }
 \frac{ \sqrt{5} }{(2 \sqrt{5 - 1)} }

Answers

Answered by sehgalp381
17

Answer:

 \frac{1}{2 -  \sqrt{3} }  \times  \frac{2 +  \sqrt{3} }{2 +  \sqrt{3} }   \\  \frac{2 +  \sqrt{3} }{(2) {}^{2} - ( \sqrt{3})   {}^{2} }  \\  \frac{2 +  \sqrt{3} }{4 - 3}  =  \frac{2 +  \sqrt{3} }</p><p>[tex] \frac{12}{ \sqrt{3} -  \sqrt{5}  }  \times  \frac{ \sqrt{3} +  \sqrt{5}  }{? \sqrt{3}  +  \sqrt{5} }  \\  =  \frac{12 \sqrt{8} }{( \sqrt{3)} {}^{2}   - ( \sqrt{5} ) {}^{2} }  \\  \frac{12 \sqrt{8} }{3 - 5}  \\  \frac{4 \sqrt{8} }{5}

{1} [/tex]

Step-by-step explanation:

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Answered by kimtaehyung21
3

Answer:

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Step-by-step explanation:

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